Walter

Walter has asked 127 questions and find answers to 149 problems.

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programming numerical algorithms for astrophysical applications.

Walter questions

declaring more than one variable within a single auto statement
What C++ std compliant custom allocators are available?
linker error "relocation R_X86_64_PC32 against undefined symbol" despite compilation with -fPIC
variadic template arguments: can I pick reference vs value depending on type?
Do I need volatile when timing a piece of code?
How to emulate _mm256_loadu_epi32 with gcc or clang?
How to find out if inside an openMP parallel region?
compiler error with C++ std::vector of array
move ctor of class with a constant data member or a reference member
How to circumvent Intel C++ compiler's issue with `decltype` and inheritance?

Walter answers

What is wrong with this use of std::enable_if?
What is the best\simplest\fastest way to create set of 1 element? (C++)
Specialize member functions based on size of member container
a function returning reference to real or imag values of a complex number in C++11
Is this bad RAII design?
Does noexcept apply to exceptions propagating from initializer lists
Performance degradation due to default initialisation of elements in standard containers
N-body algorithm: why is this slower in parallel?
Make std's data-structure use my existing non-static hash function "hashCode()" by default
valarray on aligned memory for SSE / AVX